Science (4th) Ch. 8 The Solar System And Beyond, Lesson 1: Earth & Sun Flashcards
A real or imaginary line that a spinning object turns around
Axis
The act of spinning around an axis
Rotation
One complete trip around an object in a circular or nearly circular path
Revolution
The path an object takes as it travels around another object
Orbit
The Earth’s spinning on its axis is called ________.
Rotation
Earth rotating on its axis causes the cycle of day and night. How long is one rotation?
One rotation is 24 hours/one day
Not real motion
Apparent motion
The Sun _________ to rise in the east and set in the west.
Appears
Your shadow is long in the morning and shrinks until ________.
Midday
The __________ result from both Earth’s tilted axis and its revolution around the Sun.
Seasons
How long does it take Earth to complete a revolution around the sun?
One year
It takes Earth one year to complete a ___________ around the Sun.
Revolution
Earth’s orbit is shaped like an _________, or flattened circle. It’s path is ________- shaped.
Ellipse
Oval
Along the equator, the temperature changes (a lot very little) from season to season.
Very little